OK, let's work through this together. We're starting with 367 and we're going to multiply it by 57, which means we add 367 to itself 57 times.
Step 1: 0 + 367 = 367
Step 2: 367 + 367 = 734
Step 3: 734 + 367 = 1101
Step 4: 1101 + 367 = 1468
Step 5: 1468 + 367 = 1835
Step 6: 1835 + 367 = 2202
Step 7: 2202 + 367 = 2569
Step 8: 2569 + 367 = 2936
Step 9: 2936 + 367 = 3303
Step 10: 3303 + 367 = 3670
Step 11: 3670 + 367 = 4037
Step 12: 4037 + 367 = 4404
Step 13: 4404 + 367 = 4771
Step 14: 4771 + 367 = 5138
Step 15: 5138 + 367 = 5505
Step 16: 5505 + 367 = 5872
Step 17: 5872 + 367 = 6239
Step 18: 6239 + 367 = 6606
Step 19: 6606 + 367 = 6973
Step 20: 6973 + 367 = 7340
Step 21: 7340 + 367 = 7707
Step 22: 7707 + 367 = 8074
Step 23: 8074 + 367 = 8441
Step 24: 8441 + 367 = 8808
Step 25: 8808 + 367 = 9175
Step 26: 9175 + 367 = 9542
Step 27: 9542 + 367 = 9909
Step 28: 9909 + 367 = 10276
Step 29: 10276 + 367 = 10643
Step 30: 10643 + 367 = 11010
Step 31: 11010 + 367 = 11377
Step 32: 11377 + 367 = 11744
Step 33: 11744 + 367 = 12111
Step 34: 12111 + 367 = 12478
Step 35: 12478 + 367 = 12845
Step 36: 12845 + 367 = 13212
Step 37: 13212 + 367 = 13579
Step 38: 13579 + 367 = 13946
Step 39: 13946 + 367 = 14313
Step 40: 14313 + 367 = 14680
Step 41: 14680 + 367 = 15047
Step 42: 15047 + 367 = 15414
Step 43: 15414 + 367 = 15781
Step 44: 15781 + 367 = 16148
Step 45: 16148 + 367 = 16515
Step 46: 16515 + 367 = 16882
Step 47: 16882 + 367 = 17249
Step 48: 17249 + 367 = 17616
Step 49: 17616 + 367 = 17983
Step 50: 17983 + 367 = 18350
Step 51: 18350 + 367 = 18717
Step 52: 18717 + 367 = 19084
Step 53: 19084 + 367 = 19451
Step 54: 19451 + 367 = 19818
Step 55: 19818 + 367 = 20185
Step 56: 20185 + 367 = 20552
Step 57: 20552 + 367 = 20919

So, 367*57 = 20919